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TPA2005D1-Q1 Scheda tecnica(PDF) 3 Page - Texas Instruments |
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TPA2005D1-Q1 Scheda tecnica(HTML) 3 Page - Texas Instruments |
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3 / 24 page  www.ti.com ELECTRICAL CHARACTERISTICS V V 2 142 kW R I 2 158 kW R I 2 150 kW R I OPERATING CHARACTERISTICS TPA2005D1-Q1 SLOS474 – AUGUST 2005 T A = -40°C to 85°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Output offset voltage |VOS| VI = 0 V, AV = 2 V/V, VDD = 2.5 V to 5.5 V 25 mV (measured differentially) PSRR Power-supply rejection ratio VDD = 2.5 V to 5.5 V -75 -55 dB VDD = 2.5 V to 5.5 V, TA = 25°C -68 -49 CMRR Common-mode rejection ratio VIC = VDD/2 to 0.5 V, dB TA = -40°C to 85°C -35 VIC = VDD/2 to VDD - 0.8 V |IIH| High-level input current VDD = 5.5 V, VI = 5.8 V 50 µA |IIL| Low-level input current VDD = 5.5 V, VI = 0.3 V 4 µA VDD = 5.5 V, no load 3.4 4.5 I(Q) Quiescent current VDD = 3.6 V, no load 2.8 mA VDD = 2.5 V, no load 2.2 3.2 I(SD) Shutdown current V(SHUTDOWN) = 0.8 V, VDD = 2.5 V to 5.5 V 0.5 2 µA VDD = 2.5 V 770 Static drain-source rDS(on) VDD = 3.6 V 590 m Ω on-state resistance VDD = 5.5 V 500 Output impedance in V(SHUTDOWN) = 0.8 V >1 k Ω SHUTDOWN f(sw) Switching frequency VDD = 2.5 V to 5.5 V 200 250 300 kHz Gain T A = 25°C, Gain = 2 V/V, RL = 8 Ω (unless otherwise noted) PARAMETER TEST CONDITIOINS MIN TYP MAX UNIT VDD = 5 V 1.18 THD + N= 1%, f = 1 kHz, VDD = 3.6 V 0.58 W RL = 8 Ω VDD = 2.5 V 0.26 PO Output power VDD = 5 V 1.45 THD + N= 10%, f = 1 kHz, VDD = 3.6 V 0.75 W RL = 8 Ω VDD = 2.5 V 0.35 PO = 1 W, f = 1 kHz, RL = 8 Ω VDD = 5 V 0.18% Total harmonic distortion plus THD+N PO = 0.5 W, f = 1 kHz, RL = 8 Ω VDD = 3.6 V 0.19% noise PO = 200 mW, f = 1 kHz, RL = 8 Ω VDD = 2.5 V 0.20% f = 217 Hz, V(RIPPLE) = 200 mVpp, kSVR Supply ripple rejection ratio VDD = 3.6 V -71 dB Inputs ac-grounded with Ci = 2 µF SNR Signal-to-noise ratio PO= 1 W, RL = 8 Ω VDD = 5 V 97 dB No weighting 48 VDD = 3.6 V, f = 20 Hz to 20 kHz, Vn Output voltage noise µV RMS Inputs ac-grounded with Ci = 2 µF A weighting 36 CMRR Common-mode rejection ratio VIC = 1 Vpp , f = 217 Hz VDD = 3.6 V -63 dB ZI Input impedance 142 150 158 k Ω Start-up time from shutdown VDD = 3.6 V 9 ms 3 |
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